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_posts/2015-08-25-entering-longmode.md
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@@ -352,7 +352,7 @@ The Global Descriptor Table (GDT) was used for _Segmentation_ in old operating s
Today almost everyone uses Paging instead of Segmentation (and so do we). But on x86, a GDT is always required, even when you're not using Segmentation. GRUB has set up a valid 32-bit GDT for us but now we need to switch to a long mode GDT. Today almost everyone uses Paging instead of Segmentation (and so do we). But on x86, a GDT is always required, even when you're not using Segmentation. GRUB has set up a valid 32-bit GDT for us but now we need to switch to a long mode GDT.
A GDT always starts with an 0-entry and contains a arbitrary number of segment entries afterwards. An entry has the following format: A GDT always starts with a 0-entry and contains an arbitrary number of segment entries afterwards. An entry has the following format:
Bit(s) | Name | Meaning Bit(s) | Name | Meaning
--------------------- | ------ | ---------------------------------- --------------------- | ------ | ----------------------------------